The Rhineland-Palatinate state election, 1951 was conducted on 29 April 1951 to elect members to the Landtag, the state legislature of Rhineland-Palatinate, West Germany. |- |colspan=15| |- ! style="background-color:#E9E9E9;text-align:left;" width=300px colspan=2|Party ! style="background-color:#E9E9E9;text-align:right;" width=50px |Vote % ! style="background-color:#E9E9E9;text-align:right;" width=50px |Vote % ± ! style="background-color:#E9E9E9;text-align:right;" width=50px |Seats ! style="background-color:#E9E9E9;text-align:right;" width=50px |Seats ± |- | width=5px style="background-color: " | | style="text-align:left;" | Christian Democratic Union | style="text-align:right;" | 39.2 | style="text-align:right;" | –8.0 | style="text-align:right;" | 43 | style="text-align:right;" | –5 |- | style="background-color: " | | style="text-align:left;" | Social Democratic Party | style="text-align:right;" | 34.0 | style="text-align:right;" | –0.3 | style="text-align:right;" | 38 | style="text-align:right;" | +4 |- | style="background-color: " | | style="text-align:left;" | Free Democratic Party | style="text-align:right;" | 16.9 | style="text-align:right;" | +7.1 | style="text-align:right;" | 19 | style="text-align:right;" | +8 |- | style="background-color: " | | style="text-align:left;" | Communist Party of Germany | style="text-align:right;" | 4.3 | style="text-align:right;" | –4.4 | style="text-align:right;" | 0 | style="text-align:right;" | –8 |- | style="background-color: " | | style="text-align:left;" | Deutsche Reichspartei | style="text-align:right;" | 0.5 | style="text-align:right;" | N/A | style="text-align:right;" | 0 | style="text-align:right;" | N/A |- | style="background-color: " | | style="text-align:left;" | Others | style="text-align:right;" | 5.3 | style="text-align:right;" | N/A | style="text-align:right;" | 0 | style="text-align:right;" | N/A |- style="background: #E9E9E9" ! style="text-align:left;" colspan=2| Total | 100.0 | — | 100 | –1 |- | colspan=9 style="text-align:left;" | Source: parties-and-elections.de |} 1951 1951 elections in Germany 1951 in West Germany